app.py

import subprocess
subprocess.check_call(["pip", "install", "-q", "openai"])
subprocess.check_call(["pip", "install", "-q", "gradio", "transformers", "python-dotenv"])

import gradio as gr
from transformers import TFAutoModelForCausalLM, AutoTokenizer
import openai
from dotenv import load_dotenv
import os

load_dotenv() # load environment variables from .env file
api_key = os.getenv("OPENAI_API_KEY") # access the value of the OPENAI_API_KEY environment variable

def openai_chat(prompt):
    if "who are you" in prompt.lower() or "your name" in prompt.lower() or "name" in prompt.lower():
        return "My name is ChatSherman. How can I assist you?"
    else:
        prompt = "I'm an AI chatbot named ChatSherman designed by ShermanAI at Department of Electronic and Information Engineering, The Hong Kong Polytechnic University designed to help you with your engineering questions. " + prompt
        completions = openai.Completion.create(engine="text-davinci-003", prompt=prompt, max_tokens=1024, n=1, temperature=0.5,)
        message = completions.choices[0].text
        return message.strip()

def chatbot(talk_to_chatsherman, history=[]):
    output = openai_chat(talk_to_chatsherman)
    history.append((talk_to_chatsherman, output))
    return history, "", {}

title = "ChatSherman"
description = "This is an AI chatbot powered by ShermanAI."
examples = [
    ["What is the difference between a resistor and a capacitor?", []],
    ["Can you explain the concept of electrical conductivity?", []],
    ["How do you calculate the force required to move an object?", []]
]
inputs = [gr.inputs.Textbox(label="Enter your question: "), "state"]
outputs = ["chatbot", gr.outputs.Textbox(label=""), "state"]
interface = gr.Interface(
    fn=chatbot,
    inputs=inputs,
    outputs=outputs,
    title=title,
    description=description,
    examples=examples
)
interface.launch(debug=True)